Stihl 1121 · Section F · 6 of 17 · 26 parts
Quick chain tensioner
Fits MS 260, MS 260 C.
Parts (26)
| Pos | Part number | Description | Qty |
|---|---|---|---|
| 1 | 1121 020 2115 | Crankcase | 1 |
| 2 | 0000 988 5211 | Connector | 1 |
| 3 | 9416 868 6531 | Hollow rivet 6.5x0.5x6.8 | 2 |
| 4 | 9371 470 2610 | Cylindrical pin 5x18 | 2 |
| 5 | 0000 974 1200 | Notched pin 2.6x8 | 1 |
| 6 | 1128 640 9100 | Valve | 1 |
| 7 | 9503 003 0320 | Grooved ball bearing 16002 | 1 |
| 8 | 9523 003 4260 | Grooved ball bearing 15x35x13 | 1 |
| 9 | 9022 371 1020 | Spline screw IS-M5x20 | 5 |
| 10 | 1120 162 5200 | Pin | 1 |
| 11 | 1121 162 5205 | Pin | 1 |
| 12 | 1121 162 5200 | Pin | 2 |
| 13 | 0000 664 2405 | Collar screw M8 | 1 |
| 14 | 1121 648 6610 | Bumper strip | 2 |
| 15 | 1121 021 1102 | Cover | 1 |
| 16 | 9022 313 0660 | Spline screw IS-M4x12 | 2 |
| 17 | 1121 664 1000 | Inner side plate | 1 |
| 18 | 9039 488 0680 | Self-tapping screw M4x16 | 1 |
| 19 | 1135 660 3000 | Tensioning gear | 1 |
| 20 | 1121 664 7301 | Nut M4 | 1 |
| 21 | 1121 640 1700 | Chain sprocket cover | 1 |
| 22 | 9076 478 2996 | Pan head self-tapping screw P4x12 | 1 |
| 23 | 1121 648 3800 | Cover plate | 1 |
| 24 | 1121 648 2200 NLA | Adjusting wheel | 1 |
| 25 | 1125 656 1501 | Guard | 1 |
| 26 | 1121 660 1000 | Wing nut | 1 |
2012 service parts catalogue. Parts are not interchangeable across engine series — check yours before ordering. NLA = withdrawn by STIHL before 2012.
Wrong number or missing part for the MS 260, MS 260 C? Report a correction →